Driving in Ghana - Can you drive a foreign licence

Hi All

Can anyone tell me if you are a visitor to Ghana are you legally permitted to drive on the valid licence of your home country or do you need to have an international permit?

Thanks for your help.

I think you are allowed to drive on the license from your own country for 3 months so you probably can drive on holiday.

Thanks very much hkann, i am finding it difficult to get an official answer :)